Abstract: According to one embodiment, a non-aqueous electrolyte battery includes an outer case, a negative electrode, a positive electrode including a current collector and a positive electrode layer formed on surface of the current collector and opposed to the negative electrode layer, and a non-aqueous electrolyte, wherein the positive electrode layer includes a layered lithium nickel cobalt manganese composite oxide and a lithium cobalt composite oxide, the positive electrode layer has a pore volume with a pore diameter of 0.01 to 1.0 ?m, the pore volume being 0.06 to 0.25 mL per 1 g of a weight of the positive electrode layer, and a pore surface area within the pore volume range is 2.4 to 8 m2/g.

Abstract: A flexible battery includes a first substrate layer with a first cell portion, a second cell portion, and a bridge portion connecting the first and second cell portions. An electrical bridge electrically couples a first electrochemical cell to a second electrochemical cell in series or parallel, and an electrical bridge is flexible and extends across the bridge portion of the first substrate layer. A second substrate layer is connected to the first substrate layer such that both of the first and second electrochemical cells are separately sealed. The flexible battery is configured to be folded over itself along the bridge portion such that the first and second electrochemical cells are arranged in a covering relationship. Optionally, an open gap area is disposed over the bridge portion of the first substrate to facilitate folding the flexible battery over itself along a line extending through the bridge portion.

Abstract: An electric battery including a microbattery provided with first and second current collectors and an encapsulation device including an electrically-conductive and sealing layer formed by a matrix made of polymer material including electrically-conductive particles. First and second connection pads made of electrically-conductive material are respectively electrically connected to the first and second current collectors of the microbattery. The encapsulation device also includes an additional microbattery provided with first and second current collectors, arranged opposite to and separate from the microbattery by the sealing layer. The first and/or second current collectors of the additional microbattery are electrically connected, respectively, to the first and/or second connection pads via at least a portion of the electrically-conductive particles.

Abstract: According to one embodiment, there is provided an electrode. The electrode includes an active material-containing layer and a current collector. The current collector includes first and second regions. The first region has a surface roughness Ra1. The second region has a surface roughness of Ra2. The active material-containing layer is supported by the second region. The surface roughness Ra1 of the first region is smaller than the surface roughness of Ra2 of the second region.

Abstract: An assembly includes non-load bearing housings, each housing including several cavities. Each cavity includes a stack of freely stacked electrochemical storage cells in the housings. Each electrochemical storage cell includes an anode electrode, a cathode electrode, and a separator located between the anode electrode and the cathode electrode. The assembly is configured such that pressure applied to the assembly is born by the freely stacked electrochemical storage cells.

Abstract: Disclosed is an electronic device including: a component that generates heat while operating; a first battery capable of being charged and discharged; a second battery that is capable of being charged and discharged, and has a higher heat resistance than the first battery; and a housing accommodating the component, and providing a first space for accommodating the first battery and a second space for accommodating the second battery. The first space and the second space are arranged such that the temperature of the second battery becomes higher than that of the first battery on average, while the component is operating.

Abstract: An energy storage device including a positive electrode, a negative electrode, a separator disposed between the positive electrode and the negative electrode, and a non-aqueous electrolyte, wherein the negative electrode includes a negative electrode active material layer containing a non-graphitizable carbon as a negative electrode active material, and the negative electrode active material has a negative electrode active material weight per unit volume of the negative electrode active material layer of 0.92 g/cc or more and 1.13 g/cc or less and a particle size D90 of 4.3 ?m or more and 11.5 ?m or less, the particle size D90 being a particle size in particle size distribution in which a cumulative volume is 90%.

Abstract: An electric storage device includes: a battery block including a chassis with a plurality of storage cells installed therein; a control unit placed on the chassis for monitoring states of the plurality of storage cells based on signals concerning their physical quantities; a plurality of wires arranged on the chassis for directing the signals to the control unit; a confining member fixed on one surface of the chassis, where the control unit is placed, for defining a route along which the plurality of wires are arranged. The confining member includes a first direction restrainer defining the route for bending the wires, withstanding a reaction force accompanying bending of the plurality of wires, and a second direction restrainer withstanding a force exerted by the plurality of wires which are inserted into the route and tend to be lifted up toward a leaving direction from the one surface of the chassis.

Abstract: Provided are a cathode active material having high capacity and excellent lifetime characteristics as well as being inexpensive by mixing transition metal oxide having high irreversible capacity with composite dimensional manganese oxide (CDMO) of the following Chemical Formula 1, which has high capacity and good lifetime characteristics but is difficult to be charged and discharged by being used alone, and a lithium secondary battery including the cathode active material: xMnO2·(1?x)Li2MnO3(0<x<1).

Abstract: A rechargeable electric battery or a high-voltage battery, for an electric vehicle, having at least two stacks of battery cells arranged side-by-side in a line in the direction of stacking The stacks are arranged side-by-side and transversely to the direction of stacking, with at least two stacks arranged side-by-side being arranged offset relative to each other in the direction of stacking.

Abstract: According to one embodiment, an active material for batteries includes monoclinic ?-type titanium composite oxide containing at least one element selected from the group consisting of V, Nb, Ta, Al, Ga, and In, the at least one element being contained in an amount of 0.03 wt % or more and 3 wt % or less.

Abstract: A battery pack includes a plurality of battery modules including at least a first group of the battery modules and a second group of the battery modules, a first coolant flow pathway through the battery modules of the first group and the second group, a second coolant flow pathway along an exterior of the battery modules of the first group, and a converging coolant flow pathway connected with the first coolant flow pathway, the converging coolant flow pathway being disposed downstream of the first group of the battery modules, the converging coolant flow pathway joining the second coolant flow pathway with the first coolant flow pathway.

Abstract: A power supply unit for an electric vehicle includes a tray and at least one battery module fixed on the tray via a strip. Each battery module includes a housing having a bottom plate mounted onto the tray, first to fourth side plates disposed on the bottom plate, a battery pack disposed in the housing and having a plurality of cells arranged along a thickness direction, and first flexible members disposed between the first side plate and the battery pack, and between the third side plate and battery pack respectively, for fastening the battery pack.

Abstract: A rechargeable battery and a battery module. A rechargeable battery includes: a unit cell including an electrode assembly, a case containing the electrode assembly, a cap plate covering an opening of the case, and a terminal electrically connected to the electrode assembly and protruding through the cap plate; and a cover including an electrically insulating material and covering the cap plate, the cover having an opening exposing the terminal therethrough.

Abstract: According to one embodiment, a non-aqueous electrolyte battery includes an outer case, a negative electrode, a positive electrode including a current collector and a positive electrode layer formed on surface of the current collector and opposed to the negative electrode layer, and a non-aqueous electrolyte, wherein the positive electrode layer includes a layered lithium nickel cobalt manganese composite oxide and a lithium cobalt composite oxide, the positive electrode layer has a pore volume with a pore diameter of 0.01 to 1.0 ?m, the pore volume being 0.06 to 0.25 mL per 1 g of a weight of the positive electrode layer, and a pore surface area within the pore volume range is 2.4 to 8 m2/g.

Abstract: A battery assembly including a frame including a pair of side plates that include a plurality of guide grooves and a bottom plate connected to the side plates; a plurality of barriers each including a pair of side panels, a lower panel, an upper panel, a plurality of protrusions that are protruded from the side panels, and a dividing panel, wherein the plurality of protrusions are inserted into the plurality of guide grooves to slidably move along the guide grooves upon being mounted on the frame, and a plurality of batteries that are respectively accommodated by the barriers, wherein the barriers are stacked such that the dividing panels of the adjacent barriers face one another.

Abstract: According to one embodiment, an active material containing a niobium titanium composite oxide is provided. The niobium titanium composite oxide has average composition represented by LiyNb2+xTi1?xO7+0.5x (0?x?0.5, 0?y?5.5). The niobium titanium composite oxide satisfies peak intensity ratios represented by the following formulae (1) to (3): 0.05?(B/A)?0.7??(1) 0.01?(C/A)?0.2??(2) 0?(D/A)?0.

Abstract: Disclosed is an apparatus for preventing overcharging of a battery. More specifically, a cell module in which cells are configured to be stacked and a plurality of cells are connected through electrode terminals and a fixing rod disposed between the cells is provided. A pressure plate, which is installed on the fixing rod to provide the appropriate reactive force, and an elastic member disposed on the side of the second end of the pressure plate is installed to provide elastic force to the pressure plate. The pressure plate is see-sawingly-rotated when the cell is expanded over a predetermined pressure accordingly to cut-off the power to the battery when the pressure within the battery exceeds the predetermined threshold.

Abstract: According to one embodiment, there is provided an active material for a battery. The active material comprises a monoclinic ?-type titanium composite oxide which contains fluorine.

Abstract: A rechargeable power tool battery is rebuilt by replacing its spent cells with an array of replacement cells in which connections are made by conductive connectors, ends of which are clamped by bent-over arms of star-shaped malleable metal grips, the hubs of which are spot welded to cell terminals by the replacement cell supplier. Replacement cells can be supplied in pairs with the positive terminal of one cell of the pair permanently connected to the negative terminal of the other cell of the pair and with the other positive and negative terminals each provided with a spot-welded star-shaped grip.

Abstract: Carbon nanotube-based electrode materials for rechargeable batteries have a vastly increased power density and charging rate compared to conventional lithium ion batteries. The electrodes are based on a carbon nanotube scaffold that is coated with a thin layer of electrochemically active material in the form of nanoparticles. Alternating layers of carbon nanotubes and electrochemically active nanoparticles further increases the power density of the batteries. Rechargeable batteries made with the electrodes have a 100 to 10000 times increased power density compared to conventional lithium-ion rechargeable batteries and a charging rate increased by up to 100 times.

Abstract: An assembled battery includes plural electric cells, a covered member at least a portion of which is made of metal, and insulation cover. The covered member is disposed along side portions of the electric cells on which terminals are provided. The insulation cover includes a main portion interposed between the covered member and the side portions of the electric cells, and an auxiliary portion extending from the main portion along a projecting direction of the terminal.

Abstract: One aspect according to the present invention includes a battery pack and a shock absorbing device interposed between a battery cell holder and a case body and capable of keeping the battery cell holder and the battery cells not to directly contact with an inner surface of the case body.

Abstract: An electrochemical energy device includes a device housing and a pass-through connector extending through a wall of the device housing. The pass-through connector may include an electrically insulating connector housing having a quick connect feature and an electrically conductive pin located in the connector housing.

Abstract: An integrated cooling fin and frame is described. The integrated cooling fin and frame includes a cooling fin having a cooling channel adjacent to at least one edge, the cooling channel having an inlet and an outlet; and a frame around the cooling fin and covering the edges of the cooling fin, the frame having an opening for the inlet and outlet of the cooling channel. A battery pack containing the integrated cooling fin and frame and a method of making the integrated cooling fin and frame are also described.

Abstract: A battery pack according to the present disclosure includes a first module array, a second module array, and a center channel. The first module array includes a first frame and a first cassette of battery modules disposed within the first frame. The first cassette of battery modules includes a first plurality of prismatic cells and a first plurality of module terminals. The second module array includes a second frame and a second cassette of battery modules disposed within the second frame. The second cassette of battery modules includes a second plurality of prismatic cells and a second plurality of module terminals. The center channel extends through a center of the battery pack and connects the first module array to the second module array. The first plurality of module terminals and the second plurality of module terminals are disposed adjacent to the center channel on opposite sides of the center channel.

Abstract: A battery pack including a plurality of battery modules, each battery module including a plurality of stacked unit battery cells; a frame supporting the plurality of battery modules; and a plurality of elastic coupling members for elastically connecting at least one battery module to another battery module or for elastically connecting at least one of the battery modules to the frame; wherein elastic coupling members connected to one of the battery modules have a different elastic coefficient from elastic coupling members connected to the other battery module.

Abstract: The disclosed embodiments provide a battery cell. The battery cell includes an electrode containing an active material and a continuous substrate. The continuous substrate includes a first thickness to maintain a tensile strength of the continuous substrate and a second thickness that is less than the first thickness to accommodate the active material. The first and second thicknesses may thus improve the energy density and/or rate capability of the battery cell without producing manufacturing defects associated with the use of thinner electrode substrates in battery cells.

Abstract: A conductive electrode terminal connecting member configured to electrically connect plate-shaped secondary battery cells (‘battery cells’) constituting a battery module to each other is provided. The electrode terminal connecting member includes a left-wing connection part to which electrode terminals of left-side battery cells are connected so as to achieve electrical connection in series or in series and in parallel between the battery cells, and a right-wing connection part to which electrode terminals of right-side battery cells are connected so as to achieve electrical connection in series or in series and in parallel between the battery cells. The left-wing connection part is provided with slits through which the electrode terminals of the respective battery cells are inserted, and the right-wing connection part is provided with slits through which the electrode terminals of the respective battery cells are inserted.

Abstract: There is provided an electrode assembly having steps including: a first electrode stair including at least one first electrode unit; and a second electrode stair including at least one second electrode unit having an area different from that of the first electrode unit, wherein the first electrode stair and the second electrode stair are stacked to be adjacent, separated by at least one separator as a boundary therebetween and including one or more electrode laminates having steps formed by a difference between areas of the first electrode stair and the second electrode stair, and shapes of the corners of the first electrode stair and the second electrode stair having steps are different. There is also provided a secondary battery including the electrode assembly. Secondary batteries having various designs without restriction in shapes of corners of electrode units can be provided.

Abstract: A battery module and a method for assembling the battery module are provided. The battery module includes a first end plate, a second end plate, a frame member, a first battery cell disposed between the first end plate and the frame member, and a second battery cell disposed between the second end plate and the frame member. The battery module further includes a first shoulder bolt having a first head portion, a first shaft portion, a first shoulder portion, and a first threaded portion. The first shoulder bolt is disposed such that the first head portion is disposed against the first end plate and the first shaft portion extends through a first aperture of the first end plate and a first aperture of the frame member, and the first shoulder portion is disposed against the second end plate.

Abstract: The present invention relates to a cooling structure of a lithium ion secondary battery system. The cooling structure of a lithium ion secondary battery system according to the present invention provides cooling channels for lithium battery unit cells accommodated by a laterally partitioned arrangement of main frames, each having a heat radiation part and lattice-shaped paths, and partitioning frames, and allows air, blown by a cooling fan, to cool the lithium battery unit cells while passing through the cooling channels and the lattice-shaped paths. Each of the main frames has a pair of passage slots formed in both sides thereof to allow the air blown by the cooling fan to be directly blown to each accommodated lithium battery unit cell, thus forming each secondary cooling channel communicating with the pair of passage slots.

Abstract: A converter cell (1) comprising at least one particularly rechargeable electrode assembly (2) provided to at least intermittently supply electrical energy, particularly to a load, which exhibits at least two electrodes (3, 3a) of different polarity, comprising at least one current conducting device (4, 4a) provided to electrically connect, preferably materially, to one of the electrodes (3, 3a) of the electrode assembly (2), having a cell housing (5) comprising a first housing part (6), wherein the first housing part (6) is provided to enclose at least areas of the electrode assembly (2).

Abstract: An energy storage cell for a multi-cell energy storage device is disclosed. The energy storage cell comprises a cell information storage device adapted to store cell information regarding the energy storage cell.

Abstract: An assembled battery including a plurality of cells of cylindrical shape arranged in a plane including a diameter direction, each of the cells including a groove portion extending in a circumferential direction, and a fixing plate including an engagement portion engaging with each of the groove portions of the cells to fix the plurality of cells. A bus bar electrically connecting terminal electrodes of adjacent two of the cells may be fixed to the fixing plate.

Abstract: A battery block comprising: a battery case that includes a plurality of metal pipe-shaped members joined or adhered to each other; a cell accommodated inside each of the plurality of metal pipe-shaped members; and an insulating layer that covers the outer wall surface or the inner wall surface of the metal pipe-shaped members of the battery case. According to the present invention, even if unnecessary contact between battery blocks occurs in a power supply unit, a short circuit or the like does not occur.

Abstract: The invention relates to an energy storage module for a device for supplying voltage, in particular, of a motor vehicle, comprising a plurality of in particular prismatic storage cells, which are stacked together at least in one row, are arranged one behind the other and are braced between at least two end plates by means of at least one tie rod or a wrapping, wherein at least one of the end plates comprises a layer structure of at least three layers and/or the tie rod consists of a fiber composite material.

Abstract: A round cell rechargeable battery includes a plurality of round cells arranged next to one another and a dissipation element that is electrically insulated from the round cells and connects a group of round cells in thermally-conductive fashion so as to dissipate heat. The dissipation element is in the form of a rod and is bent in such a way that it runs in zigzag fashion alternately in each case along a lower side, an adjoining side wall, and an upper side of the round cells. The battery also includes an electrically-insulating, thermally-conductive, rubber-elastic thermoplastic elastomer, which is arranged at least partially between the dissipation element and the round cells to insulate the dissipation element electrically from the round cells and to dissipate heat from the round cells to the dissipation element.

Abstract: A battery system includes: a battery which includes a sulfur-containing polymer cathode and an anode containing lithium and having an active surface area; and a pressure-exerting device configured to apply, at least during some periods of operation of the battery, anisotropic pressure to the battery, one component of the pressure being perpendicular to an active surface area of an anode of the battery.

Abstract: According to one embodiment, a secondary battery device includes a plurality of secondary battery cells and a resin case including a plurality of wall portions defining a plurality of accommodation sections, which are configured to individually accommodate the secondary battery cells. At least one of the wall portions defining each of the accommodation sections includes a plurality of pressure springs molded integrally with the wall portion from a synthetic resin and configured to press and position each of the secondary battery cells accommodated in the accommodation sections.

Abstract: A lithium battery for use in a vehicle includes a container, a plurality of positive terminals extending from a first end of the lithium battery, and a plurality of negative terminals extending from a second end of the lithium battery. The plurality of positive terminals are provided in a first configuration and the plurality of negative terminals are provided in a second configuration, the first configuration differing from the second configuration. A battery system for use in a vehicle may include a plurality of electrically connected lithium cells or batteries.

Abstract: A thin film lithium ion battery includes a cathode electrode, an anode electrode, and a solid electrolyte layer. The solid electrolyte layer is sandwiched between the cathode electrode and the anode electrode. At least one of the cathode electrode and the anode electrode includes a current collector. The current collector is a carbon nanotube layer consisting of a plurality of carbon nanotubes.

Abstract: A battery pack includes a plurality of unit cells whose exterior is extended in one direction and formed in an approximately cylindrical shape, a first external case whose external shape is formed in an approximately rectangular shape, and in which a plurality of approximately cylindrical battery storage sections that individually store the plurality of unit cells are provided on an inner surface, and a second external case which is configured to include the battery storage sections that individually store the plurality of unit cells on an inner surface, join the first external case, and hold the unit cells in such a manner as to sandwich the unit cells between both sides in a longitudinal direction, and the second external case whose external shape is formed in an approximately rectangular shape, and in which a gap is provided between the battery storage sections that are adjacently disposed.

Abstract: A lithium-ion cell includes outgoing conductor foils and collectors. The outgoing conductor foil of a negative electrode of the lithium-ion cell consists of an aluminum foil which is covered on both sides with a metal layer. The collector for the negative electrode has an aluminum workpiece, which is at least partially covered with a metal layer. The metal layers of the outgoing conductor foil and of the collector consist of copper or nickel.

Abstract: Disclosed herein is a battery cell configured to have a structure in which an electrode assembly including a separator disposed between a cathode and an anode is mounted in a battery case, wherein the battery case includes an upper case and a lower case, the upper case and/or the lower case being provided with a receiving part, in which the electrode assembly is mounted, the electrode assembly includes a plurality of electrodes or unit cells stacked in a height direction on the basis of a plane, two or more of the electrodes or the unit cells having different planar sizes, and the receiving part of the battery case is provided with stair-like steps corresponding to an external appearance of the electrode assembly.

Abstract: Disclosed herein is a middle- or large-sized battery module having a structure in which two or more plate-shaped secondary battery cells (‘battery cells’) are arranged in a lateral direction thereof, wherein the battery cells have electrode terminals arranged in the same direction, plate-shaped electrode terminal connecting members to electrically connect the battery cells to one another are electrically connected to oriented surfaces of the electrode terminals of the battery cells, each of the electrode terminal connecting members is provided at a top and/or bottom thereof with a coupling structure to interconnect electrode terminal connecting members, and at least one end of an insulating joint member coupled in the coupling structure is supported by a module case.

Abstract: A battery module, including at least one unit battery having an electrode group and a battery casing, and at least one partitioning wall coupled to the at least one unit battery, wherein the at least one partitioning wall has a smaller size as compared to the at least one unit battery. The battery module may further include a plurality of alternating unit batteries and partitioning walls having at least one fixing member coupled to each unit battery.

Abstract: A battery may have a foil battery pack with leads that are coupled to a printed circuit board. Battery protection structures formed from an insulating material such as plastic may be used to protect the foil battery pack. The foil battery pack may have a rectangular shape with front and rear faces surrounded by a rectangular peripheral edge. The battery protection structures may have a ring shape that surrounds the peripheral edge while leaving the front and rear faces exposed to minimize the size of the battery protection structures. An elastomeric material may be used to form the battery protection structures. The elastomeric material may allow the battery protection structures to stretch when the battery pack expands during use. Two shots of plastic may be incorporated into the battery protection structures to provide both puncture resistance and the ability to stretch during use.

Abstract: The present invention provides a battery block that accommodates unit cells having higher capacities, and, even in case of abnormal heat generation in the unit cell, does not cause abnormal heat generation in the neighboring unit cells, thereby preventing a chain reaction of degradations and abnormalities of the accommodated unit cells. The battery block of the present invention includes a battery case having a minimum thickness section satisfying the relationship “K2/K1?K3?1”. K1 is the thermal conductance between the battery case and the unit cell. K2 is the thermal conductance of the minimum thickness section of the battery case between two neighboring holes for accommodating the respective unit cells. K3 is a ratio between the abnormal heat temperature of a reference cell and the ambient temperature causing abnormal heat generation in this cell.

Abstract: A nonaqueous electrolyte battery, containing a case and provided in the case, a positive electrode containing at least one selected from the group consisting of spinel type lithium-manganese-nickel composite oxide and lithium phosphate oxide having an olivine structure, a negative electrode and a nonaqueous electrolyte. The negative electrode comprises a lithium-titanium composite oxide, wherein a crystallite diameter of the lithium-titanium composite oxide is not larger than 6.9×102 ?. The lithium-titanium composite oxide comprises: rutile TiO2; anatase TiO2; Li2TiO3; and a lithium titanate having a spinel structure. A main peak intensity relative to lithium titanate set at 100, as determined by X-ray diffractometry, of each of lithium titanate having a spinel structure, the rutile TiO2, the anatase TiO2 and Li2TiO3 is not larger than 7.